单项选择题
A. Most Londoners were frightened. B. Most Londoners became rather confused. C. Most Londoners took Exercise Floodcall calmly. D. Most Londoners complained about the trouble caused by Exercise Floodcall.
A. Nobody died or was injured. B. At least six people died. C. Forty-eight people were injured. D. Both B and C.
A. Canadian police. B. Businessmen. C. Drug traffickers. D. Customs officers.